Q: Is 628,277 a Prime Number?
A: No, 628,277 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 628277 can be evenly divided by 1 13 31 403 1,559 20,267 48,329 and 628,277, with no remainder.
Since 628,277 cannot be divided by just 1 and 628,277, it is not a prime number.